photo
The German word for photo is 'Foto'. It is a noun and is used in the same way as the English word 'photo'. For example, 'Ich habe ein Foto von meinem Hund gemacht' means 'I took a photo of my dog'.
I have the photo in my purse.
This German phrase is used to indicate that someone has a photo inside their purse. The word 'Foto' is not used as a suffix in this case.
Your photo is very beautiful.
This phrase is typically used to compliment someone's photo, often indicating that it is visually appealing or has been well taken. The use of 'Foto' here is not as a suffix.
She showed me an old photo of her.
In this phrase, 'Foto' is used to reference an image from a previous time. The word 'Foto' is stated in the middle of the sentence, not as a suffix.